Sulzer

CT_Technology & Innovation-E122

Internship Bio-polymer Process Optimization and Recycling - Full Time - Oberwinterthur, Switzerland

Sulzer is a leading engineering company with a proud heritage of innovation. Join our global team to grow your expertise and develop innovative solutions that enable a prosperous and more sustainable society.

Join our dynamic Bio-polymers and Bio-monomers R&D team within the Chemtech division in Switzerland. As an R&D Engineering Intern, you will play a key role in advancing our bio-based and renewable applications, contributing to innovative research and development efforts.

Your main tasks and responsibilities:

• Actively participate in experiments ranging from lab to pilot scale, supporting R&D engineers in the bio-polymer process optimization and recycling.
• Conduct detailed investigations into the synthesis and processing of bio-based materials.
• Conduct detailed investigations into the synthesis and processing of bio-based recycled materials.
• Be responsible of qualitative and quantitative analysis and data elaboration of raw materials and products.
• Present results at group meetings and summarize your work in form of reports.

To succeed in this role, you will need:

• Current student or recent graduate (Master’s or PhD) in Chemistry, Materials Science, or Chemical Engineering, with a strong foundation in polymer chemistry.
• Laboratory experience in conducting organic chemistry synthesis and polyester depolymerization.
• Experience on reactive extrusion and devolatilization units.
• Know-how in characterization analysis like GC, HPLC and GPC.
• {Essential requirement 5} Fluency in English - other languages a plus.
• Skilled in MS Office 365 (especially Excel).

What we offer you:

• 25 days holiday (ex clusive of bank holidays) + service days
• Defined contribution pension scheme
• Employee Assistance Program/health care
• On-site car parking/public transport allowance
• Access to a wide range of discounts
• State any critical aspects as per local employment and/or job requirements.

No visa or work permit support can be provided for this role.

The internship is intended to begin from 1st July/August 2025 and last for six (6) or nine (9) consecutive months. Starting time can be negotiated based on curriculum needs and individual situations.

Do you have a question about the role?

Reach out to Alexandra Donadoni at Alexi.Donadoni@sulzer.com or Hiring Manager – Flavio Tollini. Our team is looking forward hearing from you!

Sulzer is an equal opportunity employer. We believe in the strength of a diverse workforce and are committed to offering an inclusive work environment.

We are proud to be recognized as a Top Employer 2025 in Brazil, China, Finland, Germany, Ireland, Switzerland, South Africa, the UK and the USA.